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Which element is least likely to react with other elements

User Arko
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The least reactive elements are in the right-most column of the periodic table, and are known as the noble gases. Examples are Helium, Xeon, Neon, Argon, etc.
User Gargi
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Nobles gases, since they all have 8 e- on their last layer of electrons.
User Pradeep Sanku
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